- Accelerator (Particle accelerator)
- Aircraft power supply 400Hz
- Automatic Test Equipment (ATE)
- Battery
- Bidirectional power supply (regenerative power supply)
- Capacitor Charging
- Capacitor testing
- Catalyst (low-temperature active catalyst in an electric field)
- Current sensor test
- DC-DC converter
- Dielectric Barrier Discharge (DBD)
- Dielectric Breakdown Testing
- Dielectric material
- Dielectric withstand test
- Electric Llight Source (Lamp, Artificial Light)
- Electric Vehicle (EV)
- Electron Beam
- Electron Beam (E-Beam) Evaporation
- Electron Beam (E-Beam) Welding
- Electrostatic Discharge (ESD) Testing
- Electrostatic levitation
- Electrostatic precipitator (ESP)
- Elemental Analyzer
- Flat Panel Detector (FPD)
- Flat Panel Display (LCD, OLED, QLED) manufacturing equipment
- Geiger counter (Geiger-Müller tube)
- Gyrotron
- High Voltage Amplifier
- High Voltage Power Supply
- Insulation breakdown test
- Inverter (Power inverter)
- Ion Beam
- Ion Milling
- Klystron
- Langmuir probe
- Li-Ion battery (LIB)
- Magnetic resonance imaging (MRI)
- Marx Generators
- Motor
- Neutron Generators
- Nuclear fusion
- Photovoltaics (PV)
- Positron Emission Tomography (PET)
- Power Amplifier
- Power Feeding Equipment (PFE)
- Pulse Generators
- Radiation Detection
- Scanning Electron Microscope (SEM)
- Semiconductor Fabrication Equipment
- Solar Inverter (PV Inverter)
- Traveling Wave Tube (TWT)
- Vacuum Plasma Treatment